Which statement is always true of the cathode in an electrochemical cell? Reduction occurs here. It is considered the "negative" electrode. Negative ions flow toward the cathode. Metal is plated out here. It is considered the "positive" electrode.

10-14. (a) when 100.0 ml of weak acid ha were titrated with 0.093 81 m naoh, 27.63 ml were required to reach the equivalence point. find the molarity of ha. (b) what is the formal concentration of a- at the equivalence point? (c) the ph at the equivalence point was 10.99. find pk. for ha. (d) what was the ph when only 19.47 ml of naoh had been added?

Draw the lewis dot structure for each of the following polyatomic ions

Increasing the substrate concentration in an enzymatic reaction could overcome which of the following? a) the need for a coenzymeb) allosteric inhibitionc) competitive inhibitiond) insufficient cofactors